LC7232N-8819 View Datasheet(PDF) - SANYO -> Panasonic
Part Name
Description
Manufacturer
LC7232N-8819 Datasheet PDF : 23 Pages
| |||
LC7232N-8819
Continued from preceding page.
Pin
Symbol I/O Allocation Active
Function
31
VDD
—
VDD
— Connect to +5 V.
32
PA3
I
K3
— Key scan input
33
PA2
I
K2
— Key scan input
34
PA1
I
K1
— Key scan input
35
PA0
I
K0
— Key scan input
36 to 63 S28 to S1 O S28 to S1 — LCD segment driver
64
COM2 O COM2 — LCD COM2 driver
65
COM1 O COM1 — LCD COM1 driver
66
INT
I
INT
— Remote control input pin; REMO and INT are connected
together.
67
HOLD
I
HOLD
L Normal mode when HOLD is high
Back up mode when HOLD is low (regardless of whether the
clock is enabled)
68
RES
I
RES
L Connect to +5 V.
69
ADI
I
SD
L Reports when a station is received during auto-tuning.
70
HCTR I
IFIN
AC AM/FM IF input
71
LCTR I
—
Connect to GND.
72
SNS
I
SNS
L Power failure determination input pin
73
VDD
—
VDD
— Connect to +5 V.
74
FMIN
I FMOSC AC FM local oscillator input
75
AMIN
I AMOSC AC AM local oscillator input
76
VSS
—
VSS
— Connect to GND.
77
E01
O
E01
H/L Phase comparator output
78
E02
O
E02
H/L Phase comparator output
79
TEST1 I TEST1 — Connect to GND.
80
XOUT O XOUT — Connection for the 4.5 MHz crystal
Pin Assignment
Initial value
Handling when unused
Must be used.
Connect to GND.
Connect to GND.
Connect to GND.
Connect to GND.
Open
Must be used.
Must be used.
Connect directly to VDD.
Connect directly to VDD.
Must be used.
Connect directly to VSS.
Connect directly to VSS.
Connect directly to VSS.
Connect directly to VSS.
Must be used.
Must be used.
Connect directly to VSS.
Connect directly to VSS.
Must be used.
Connect directly to VSS.
Must be used.
Must be used.
No. 4643-8/23
|
|
Share Link: 